intr.h revision 298068
1/* $NetBSD: intr.h,v 1.7 2003/06/16 20:01:00 thorpej Exp $ */ 2 3/*- 4 * Copyright (c) 1997 Mark Brinicombe. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Mark Brinicombe 18 * for the NetBSD Project. 19 * 4. The name of the company nor the name of the author may be used to 20 * endorse or promote products derived from this software without specific 21 * prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * $FreeBSD: head/sys/arm/include/intr.h 298068 2016-04-15 16:05:41Z andrew $ 36 * 37 */ 38 39#ifndef _MACHINE_INTR_H_ 40#define _MACHINE_INTR_H_ 41 42#ifdef FDT 43#include <dev/ofw/openfirm.h> 44#endif 45 46#ifdef INTRNG 47 48#ifndef NIRQ 49#define NIRQ 1024 /* XXX - It should be an option. */ 50#endif 51 52#include <sys/intr.h> 53 54#ifdef SMP 55typedef void intr_ipi_send_t(void *, cpuset_t, u_int); 56typedef void intr_ipi_handler_t(void *); 57 58void intr_ipi_dispatch(u_int, struct trapframe *); 59void intr_ipi_send(cpuset_t, u_int); 60 61void intr_ipi_setup(u_int, const char *, intr_ipi_handler_t *, void *, 62 intr_ipi_send_t *, void *); 63 64int intr_pic_ipi_setup(u_int, const char *, intr_ipi_handler_t *, void *); 65#endif 66#else /* INTRNG */ 67 68/* XXX move to std.* files? */ 69#ifdef CPU_XSCALE_81342 70#define NIRQ 128 71#elif defined(CPU_XSCALE_PXA2X0) 72#include <arm/xscale/pxa/pxareg.h> 73#define NIRQ IRQ_GPIO_MAX 74#elif defined(SOC_MV_DISCOVERY) 75#define NIRQ 96 76#elif defined(CPU_ARM9) || defined(SOC_MV_KIRKWOOD) || \ 77 defined(CPU_XSCALE_IXP435) 78#define NIRQ 64 79#elif defined(CPU_CORTEXA) 80#define NIRQ 1020 81#elif defined(CPU_KRAIT) 82#define NIRQ 288 83#elif defined(CPU_ARM1176) 84#define NIRQ 128 85#elif defined(SOC_MV_ARMADAXP) 86#define MAIN_IRQ_NUM 116 87#define ERR_IRQ_NUM 32 88#define ERR_IRQ (MAIN_IRQ_NUM) 89#define MSI_IRQ_NUM 32 90#define MSI_IRQ (ERR_IRQ + ERR_IRQ_NUM) 91#define NIRQ (MAIN_IRQ_NUM + ERR_IRQ_NUM + MSI_IRQ_NUM) 92#else 93#define NIRQ 32 94#endif 95 96int arm_get_next_irq(int); 97void arm_mask_irq(uintptr_t); 98void arm_unmask_irq(uintptr_t); 99void arm_intrnames_init(void); 100void arm_setup_irqhandler(const char *, int (*)(void*), void (*)(void*), 101 void *, int, int, void **); 102int arm_remove_irqhandler(int, void *); 103extern void (*arm_post_filter)(void *); 104extern int (*arm_config_irq)(int irq, enum intr_trigger trig, 105 enum intr_polarity pol); 106 107void intr_pic_init_secondary(void); 108 109#ifdef FDT 110int gic_decode_fdt(phandle_t, pcell_t *, int *, int *, int *); 111int intr_fdt_map_irq(phandle_t, pcell_t *, int); 112#endif 113 114#endif /* INTRNG */ 115 116void arm_irq_memory_barrier(uintptr_t); 117 118#endif /* _MACHINE_INTR_H */ 119